BKE_sound.h

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/* SPDX-FileCopyrightText: 2001-2002 NaN Holding BV. All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once

 
#define SOUND_WAVE_SAMPLES_PER_SECOND 250
 
#if defined(WITH_AUDASPACE)
#  include <AUD_Device.h>
#endif
 
struct Depsgraph;
struct Main;
struct Strip;
struct bSound;
struct SoundInfo;
 
typedef struct SoundWaveform {
  int length;
  float *data;
} SoundWaveform;
 
void BKE_sound_init_once();
void BKE_sound_exit_once();
 
void BKE_sound_init(struct Main *bmain);
 
void BKE_sound_refresh_callback_bmain(struct Main *bmain);
 
void BKE_sound_exit();
 
void BKE_sound_force_device(const char *device);
 
struct bSound *BKE_sound_new_file(struct Main *bmain, const char *filepath);
struct bSound *BKE_sound_new_file_exists_ex(struct Main *bmain,
                                            const char *filepath,
                                            bool *r_exists);
struct bSound *BKE_sound_new_file_exists(struct Main *bmain, const char *filepath);
 
#if 0 /* UNUSED */
struct bSound *BKE_sound_new_buffer(struct Main *bmain, struct bSound *source);
 
struct bSound *BKE_sound_new_limiter(struct Main *bmain,
                                     struct bSound *source,
                                     float start,
                                     float end);
#endif
 
void BKE_sound_cache(struct bSound *sound);
 
void BKE_sound_delete_cache(struct bSound *sound);
 
void BKE_sound_reset_runtime(struct bSound *sound);
void BKE_sound_load(struct Main *bmain, struct bSound *sound);
void BKE_sound_ensure_loaded(struct Main *bmain, struct bSound *sound);

typedef enum eSoundChannels {
  SOUND_CHANNELS_INVALID = 0,
  SOUND_CHANNELS_MONO = 1,
  SOUND_CHANNELS_STEREO = 2,
  SOUND_CHANNELS_STEREO_LFE = 3,
  SOUND_CHANNELS_SURROUND4 = 4,
  SOUND_CHANNELS_SURROUND5 = 5,
  SOUND_CHANNELS_SURROUND51 = 6,
  SOUND_CHANNELS_SURROUND61 = 7,
  SOUND_CHANNELS_SURROUND71 = 8,
} eSoundChannels;
 
typedef struct SoundInfo {
  struct {
    eSoundChannels channels;
    int samplerate;
  } specs;
  float length;
} SoundInfo;
 
typedef struct SoundStreamInfo {
  double duration;
  double start;
} SoundStreamInfo;

bool BKE_sound_info_get(struct Main *main, struct bSound *sound, SoundInfo *sound_info);

bool BKE_sound_stream_info_get(struct Main *main,
                               const char *filepath,
                               int stream,
                               SoundStreamInfo *sound_info);
 
#if defined(WITH_AUDASPACE)
AUD_Device *BKE_sound_mixdown(const struct Scene *scene,
                              AUD_DeviceSpecs specs,
                              int start,
                              float volume);
#endif
 
void BKE_sound_reset_scene_runtime(struct Scene *scene);
void BKE_sound_create_scene(struct Scene *scene);
void BKE_sound_ensure_scene(struct Scene *scene);
 
void BKE_sound_destroy_scene(struct Scene *scene);
 
void BKE_sound_lock();
void BKE_sound_unlock();
 
void BKE_sound_reset_scene_specs(struct Scene *scene);
 
void BKE_sound_mute_scene(struct Scene *scene, int muted);
 
void BKE_sound_update_fps(struct Main *bmain, struct Scene *scene);
 
void BKE_sound_update_scene_listener(struct Scene *scene);
 
void *BKE_sound_scene_add_scene_sound(
    struct Scene *scene, struct Strip *sequence, int startframe, int endframe, int frameskip);
 
void *BKE_sound_scene_add_scene_sound_defaults(struct Scene *scene, struct Strip *sequence);
 
void *BKE_sound_add_scene_sound(
    struct Scene *scene, struct Strip *sequence, int startframe, int endframe, int frameskip);
void *BKE_sound_add_scene_sound_defaults(struct Scene *scene, struct Strip *sequence);
 
void BKE_sound_remove_scene_sound(struct Scene *scene, void *handle);
 
void BKE_sound_mute_scene_sound(void *handle, bool mute);
 
void BKE_sound_move_scene_sound(const struct Scene *scene,
                                void *handle,
                                int startframe,
                                int endframe,
                                int frameskip,
                                double audio_offset);
void BKE_sound_move_scene_sound_defaults(struct Scene *scene, struct Strip *sequence);

void BKE_sound_update_scene_sound(void *handle, struct bSound *sound);

void BKE_sound_update_sequence_handle(void *handle, void *sound_handle);
 
void BKE_sound_set_scene_volume(struct Scene *scene, float volume);
 
void BKE_sound_set_scene_sound_volume_at_frame(void *handle,
                                               int frame,
                                               float volume,
                                               char animated);
 
void BKE_sound_set_scene_sound_pitch_at_frame(void *handle, int frame, float pitch, char animated);
 
void BKE_sound_set_scene_sound_pitch_constant_range(void *handle,
                                                    int frame_start,
                                                    int frame_end,
                                                    float pitch);
 
void BKE_sound_set_scene_sound_time_stretch_at_frame(void *handle,
                                                     int frame,
                                                     float time_stretch,
                                                     char animated);
 
void BKE_sound_set_scene_sound_time_stretch_constant_range(void *handle,
                                                           int frame_start,
                                                           int frame_end,
                                                           float time_stretch);
 
void BKE_sound_set_scene_sound_pan_at_frame(void *handle, int frame, float pan, char animated);
 
void BKE_sound_update_sequencer(struct Main *main, struct bSound *sound);
 
void BKE_sound_play_scene(struct Scene *scene);
 
void BKE_sound_stop_scene(struct Scene *scene);
 
void BKE_sound_seek_scene(struct Main *bmain, struct Scene *scene);
 
double BKE_sound_sync_scene(struct Scene *scene);
 
void BKE_sound_free_waveform(struct bSound *sound);
 
void BKE_sound_read_waveform(struct Main *bmain, struct bSound *sound, bool *stop);
 
void BKE_sound_update_scene(struct Depsgraph *depsgraph, struct Scene *scene);
 
void *BKE_sound_get_factory(void *sound);
 
float BKE_sound_get_length(struct Main *bmain, struct bSound *sound);
 
char **BKE_sound_get_device_names();
 
typedef void (*SoundJackSyncCallback)(struct Main *bmain, int mode, double time);
 
void BKE_sound_jack_sync_callback_set(SoundJackSyncCallback callback);
void BKE_sound_jack_scene_update(struct Scene *scene, int mode, double time);
 
/* Dependency graph evaluation. */
 
struct Depsgraph;
 
void BKE_sound_evaluate(struct Depsgraph *depsgraph, struct Main *bmain, struct bSound *sound);
 
void *BKE_sound_ensure_time_stretch_effect(void *sound_handle, void *sequence_handle, float fps);